Nice glide to the slides! Our nickel outer tuning slide tubes come in approximately 9.5" rough cut lengths.       

Brass Inner Tubes have a nice fit in our nickel outer tubes.  6.5" long 

Used in a bass trombone wrap   Outer span is 5.64"  Inner span is 4.40"  Tube OD is .640"  Tube ID is .594  Center to center is 5.10"    

Tuning slide crook for our tenor trombone wrap 5.18" OD span    4" ID span

 Used in Our Bass Trombone Wrap, allows axial valves to align. Outer span is 2.10"  Inner span is .695"  Tube OD is .640"  Tube ID is .594  Center to Center is 1.500"